Bag



FIG. 1 is a front perspective view of a bag showing my new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a side view thereof;

FIG. 5 is a second side view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof.

The broken line showing represents unclaimed portions of the bag that form no part of the claimed design. The unshaded regions within or adjacent to the shaded area form no part of the claimed design. 

CLAIM The ornamental design for a bag, as shown and described. 